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L-Carnitine

Mitochondrial & MetabolicResearch Use Only

Also known as: Levocarnitine, Carnitine

An amino-acid derivative that shuttles fat into cells to be burned; injectable form studied for fat metabolism.

Dosing quick reference

research reference
Starting dose
50 mg once daily
Frequency
Once daily
Typical range
50–100 mg per day (advanced: 200)
Cycle
8–12 weeks
Titration (step-up)
Wk 1–2: 50 mg → Wk 3+: 100 mg
Half-life
Several hours (reported)
Route
Subcutaneous, intramuscular, or oral (research)
Common use
Fatty-acid metabolism research
Common vial sizes
200 mg
Storage
Store powder or solution in a cool, dry place protected from light; if reconstituted, keep refrigerated and use within the timeframe supported by stability data.
Stacking notes
Sometimes referenced alongside other metabolic research compounds in fat-metabolism discussions; combinations are not well characterized.

Reported side effects

Gastrointestinal upset (reported with oral use)Injection-site discomfortBody-odor changes (reported at higher amounts)
Regulatory note: Prescription forms (levocarnitine) exist for specific deficiency conditions in Canada and the US; also available as a supplement. Research-grade injectable material is not for human use.
Calculate a dose →L-Carnitine on The Peptide Guide →Deeper research reference: literature dose ranges, storage and handling, and where to source in Canada.

Dose figures are ranges commonly referenced in research literature, not recommendations or medical advice. Research-only labeling does not establish that a substance is safe, approved or appropriate for personal use. Consult a qualified healthcare professional about health decisions.